Fish fillets are boneless pieces of fish that have been cut from the whole fish. They are popular in many cuisines around the world due to their versatility and ease of cooking. Common types of fish used for fillets include salmon, cod, and tilapia. Fillets can be prepared in various ways, such as grilling, baking, or frying. They are often seasoned with herbs and spices to enhance their flavor. Fish fillets are a good source of protein and omega-3 fatty acids, making them a healthy choice for meals.